How to connect an external flash to a SLR camera? Please specify how to set it up, thank you! ! !

The connection is very simple, just insert the flash socket into the camera hot boots and tighten the fixing screws. However, your flash interface and camera hot start must be compatible.

Flash settings are set in both the flash and the camera. Find the flash compensation in the camera settings. The setting of each flash is different. You can read the instructions.